Granted Patent
Utility
US 4,852,121 · App. 07/111,372
Coherent pseudonoise code tracking loop
Inventors:
Samuel C. Kingston, John W. Zscheile, Jr.
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Oct 16, 1987
Inventors
Samuel C. Kingston
John W. Zscheile, Jr.
Assignee (at issue)
Unisys Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.